
namespace Ex
{
    public interface IDerived
    {

        /// <summary>
        /// <para>
        /// 必须实现实时获取现有类GUID的虚方法
        /// </para>
        /// <para>
        /// 必须是虚函数
        /// </para>
        /// </summary>
        virtual Guid InstanceGUID { get => this.GetType().GUID; }
    }
} 